Fix clear value for label z-index spin box

nyalldawson · nyalldawson · commit a87646f232bf · 2016-01-06T16:04:03.000+11:00
diff --git a/src/app/qgslabelinggui.cpp b/src/app/qgslabelinggui.cpp
@@ -106,6 +106,7 @@ QgsLabelingGui::QgsLabelingGui( QgsVectorLayer* layer, QgsMapCanvas* mapCanvas,
   mPointAngleSpinBox->setClearValue( 0.0 );
   mFontLetterSpacingSpinBox->setClearValue( 0.0 );
   mFontWordSpacingSpinBox->setClearValue( 0.0 );
+  mZIndexSpinBox->setClearValue( 0.0 );
 
   mObstacleTypeComboBox->addItem( tr( "Over the feature's interior" ), QgsPalLayerSettings::PolygonInterior );
   mObstacleTypeComboBox->addItem( tr( "Over the feature's boundary" ), QgsPalLayerSettings::PolygonBoundary );
